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2. Water purification - Wikipedia

   en.wikipedia.org/wiki/Water_purification

   Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water. The goal is to produce water that is fit for specific purposes. The goal is to produce water that is fit for specific purposes.

3. Purified water - Wikipedia

   en.wikipedia.org/wiki/Purified_water

   Purified water is usually produced by the purification of drinking water or ground water. The impurities that may need to be removed are: inorganic ions (typically monitored as electrical conductivity or resistivity or specific tests) organic compounds (typically monitored as TOC or by specific tests)

4. List of purification methods in chemistry - Wikipedia

   en.wikipedia.org/wiki/List_of_purification...

   Water purification combines a number of methods to produce potable or drinking water. Downstream processing refers to purification of chemicals, pharmaceuticals and food ingredients produced by fermentation or synthesized by plant and animal tissues, for example antibiotics, citric acid, vitamin E, and insulin.

5. 'Unidentified product' found in US tap water could be toxic ...

   www.aol.com/unidentified-product-found-us-tap...

   The study concluded the byproduct “is a potential human health concern" and called for an immediate evaluation of its levels in water sources, finished drinking water and wastewater.

6. Purification of water - Wikipedia

   en.wikipedia.org/wiki/Purification_of_water

   Purification of water may refer to any of the following. Water purification, the large scale production of clean water for supply to consumer taps and industry. Distilled water, the use of distillation to remove contaminants from water; Portable water purification, techniques for use in emergencies or away from conventional sources of clean water

7. Reverse osmosis - Wikipedia

   en.wikipedia.org/wiki/Reverse_osmosis

   The water is distilled multiple times to ensure that it does not leave deposits on the machinery or cause corrosion. RO is used to clean effluent and brackish groundwater. The effluent in larger volumes (more than 500 m 3 /day) is treated in a water treatment plant first, and then the effluent runs through RO. This hybrid process reduces ...